CN203807251U - Seawater pretreatment device - Google Patents
Seawater pretreatment device Download PDFInfo
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- CN203807251U CN203807251U CN201420060376.7U CN201420060376U CN203807251U CN 203807251 U CN203807251 U CN 203807251U CN 201420060376 U CN201420060376 U CN 201420060376U CN 203807251 U CN203807251 U CN 203807251U
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- 238000001914 filtration Methods 0.000 claims abstract description 127
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Landscapes
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a seawater pretreatment device. The seawater pretreatment device comprises a water pump, a quartz sand filtration unit, a ceramic membrane filtration unit, an activated carbon filtration unit, a UF membrane filtration unit, an energy membrane filtration unit, a security membrane filtration unit, wherein the quartz sand filtration unit comprises at least two quartz sand filter cartridges; the ceramic membrane filtration unit comprises at least two ceramic membrane filter cartridges; the activated carbon filter unit comprises at least two activated carbon filter cartridges; the UF membrane filtration unit comprises at least two UF membrane filtration cartridges; the energy membrane filtration unit comprises at least two energy membrane filtration cartridges; the security membrane filtration unit comprises at least two security membrane filter cartridges. The seawater pretreatment device can run automatically, is free of manual cleaning, occupies a small area, works at a low differential pressure, saves energy, adopts unique high-performance filter elements, can conduct thorough backwashing, consumes less backwashing fluid, and has backwashing water consumption approximately 5% of the filtration amount.
Description
Technical field
the utility model discloses a kind of sea water preprocessing device.
Background technology
the object of sea water preprocessing is to remove the impurity such as the particle silt particle that exists in the seawater of earth's surface, colloid, microorganism, guarantees that reverse osmosis system can operation steady in a long-term.When Technics of Seawater Pretreatment designs, seawater quality after pretreatment should reach the influent quality requirement of reverse-osmosis membrane element.
but present pretreatment unit poor filtration effect, easily stops up, maintenance cost is high, and service life of equipment is short.
Summary of the invention
the purpose of this utility model has been to provide a kind of sea water preprocessing device, with one or more in addressing the above problem.
the utility model discloses a kind of sea water preprocessing device, it comprises:
lift pump, it has water outlet;
quartz sand filtration unit, comprise the quartz sand filtration cylinder of at least two, the inlet end of each quartz sand filtration cylinder is connected to form quartz sand source line, the exit end of each quartz sand filtration cylinder is connected to form quartz sand outlet line, in each quartz sand filtration cylinder, be provided with quartz sand filter core, described quartz sand source line is connected with the water outlet of described lift pump, between the inlet end of any quartz sand filtration cylinder and described quartz sand source line, be provided with a quartz sand water intaking valve corresponding with described quartz sand filtration cylinder, the inlet end of any quartz sand filtration cylinder with and the corresponding quartz sand water intaking valve of described quartz sand filtration cylinder between be connected with a quartz sand blowdown pipeline, each quartz sand blowdown pipeline is connected to form quartz sand blow-off line, described in each, on quartz sand blowdown pipeline, be serially connected with a quartz sand wash water valve,
ceramic membrane filter unit, comprise the ceramic membrane filter cylinder of at least two, the inlet end of each ceramic membrane filter cylinder is connected to form ceramic membrane source line, the exit end of each ceramic membrane filter cylinder is connected to form ceramic membrane outlet line, in each ceramic membrane filter cylinder, be provided with ceramic membrane filter core, described ceramic membrane source line is connected with described quartz sand outlet line, between the inlet end of any ceramic membrane filter cylinder and described ceramic membrane source line, be provided with a ceramic membrane water intaking valve corresponding with described ceramic membrane filter cylinder, the inlet end of any ceramic membrane filter cylinder with and the corresponding ceramic membrane water intaking valve of described ceramic membrane filter cylinder between be connected with a ceramic membrane blowdown pipeline, described in each, on ceramic membrane blowdown pipeline, be serially connected with a ceramic membrane wash water valve,
activated carbon filtration unit, comprise the activated carbon filtration cylinder of at least two, the inlet end of each activated carbon filtration cylinder is connected to form gac source line, the exit end of each activated carbon filtration cylinder is connected to form gac outlet line, in each activated carbon filtration cylinder, be provided with active carbon filter core, described gac source line is connected with described ceramic membrane outlet line, between the inlet end of any activated carbon filtration cylinder and described gac source line, be provided with a gac water intaking valve corresponding with described activated carbon filtration cylinder, the inlet end of any activated carbon filtration cylinder with and the corresponding gac water intaking valve of described activated carbon filtration cylinder between be connected with a gac blowdown pipeline, described in each, on gac blowdown pipeline, be serially connected with a gac wash water valve,
uF ultrafiltration membrance filter unit, it comprises at least two UF ultrafiltration membrance filter cylinders, in any UF ultrafiltration membrance filter cylinder, be provided with UF ultrafiltration membrane filter element, the top of each UF ultrafiltration membrance filter cylinder is provided with the inlet end of UF ultra-filtration membrane and the exit end of UF ultra-filtration membrane, the bottom of each ultrafiltration membrance filter cylinder is provided with UF ultra-filtration membrane sewage draining exit, each UF ultra-filtration membrane sewage draining exit is connected with UF ultra-filtration membrane blowdown pipeline, on each UF ultra-filtration membrane blowdown pipeline, be serially connected with UF ultra-filtration membrane wash water valve, the inlet end of each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane source line, described UF ultra-filtration membrane source line is connected with described gac outlet line, the exit end of described each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane outlet line, on each UF ultra-filtration membrane source line, be serially connected with UF ultra-filtration membrane water intaking valve,
energy membrane filter unit, comprise the energy membrane filtration cylinder of at least two, the inlet end of each energy membrane filtration cylinder is connected to form energy film source line, the exit end of each energy membrane filtration cylinder is connected to form energy film outlet line, in each energy membrane filtration cylinder, be provided with energy membrane cartridge, described energy film source line is connected with UF ultra-filtration membrane outlet line, between the inlet end of any energy membrane filtration cylinder and described energy film source line, be provided with an energy film water intaking valve corresponding with described energy membrane filtration cylinder, the inlet end of any energy membrane filtration cylinder with and the corresponding energy film water intaking valve of described energy membrane filtration cylinder between be connected with an energy film blowdown pipeline, described in each, on energy film blowdown pipeline, be serially connected with an energy film wash water valve,
security personnel's membrane filter unit, comprise security personnel's membrane filtration cylinder of at least two, the inlet end of each security personnel's membrane filtration cylinder is connected to form security personnel's film source line, the exit end of each security personnel's membrane filtration cylinder is connected to form security personnel's film outlet line, in each security personnel's membrane filtration cylinder, be provided with security personnel's membrane cartridge, described security personnel's film source line is connected with described energy film outlet line, between the inlet end of any security personnel's membrane filtration cylinder and described security personnel's film source line, be provided with one and the corresponding security personnel's film water intaking valve of described security personnel's membrane filtration cylinder, the inlet end of any security personnel's membrane filtration cylinder with and the corresponding security personnel's film water intaking valve of described security personnel's membrane filtration cylinder between be connected with security personnel's film blowdown pipeline, described in each, ensure public security on film blowdown pipeline and be serially connected with security personnel's film wash water valve.
preferably, the precision of the UF ultrafiltration membrane filter element in described UF ultrafiltration membrance filter unit is 0.01 μ m to 0.1 μ m, and the flow of described ultra-filtration membrane UF cartridge filter is 1t/h to 100t/h.
preferably, the precision of the active carbon filter core in described activated carbon filtration unit is 1 to 3mm, and the flow of described activated carbon filtration cylinder is 1t/h to 100t/h.
preferably, the inlet end of described activated carbon filtration cylinder is positioned at the top of described activated carbon filtration cylinder, and the exit end of described activated carbon filtration cylinder is positioned at the bottom of described activated carbon filtration bucket.
preferably, the precision of described ceramic membrane filter core is 0.1 μ m to 200 μ m, and the flow of described ceramic membrane filter cylinder is 1t/h to 100t/h.
preferably, on each ceramic membrane filter cylinder, be provided with a vent valve.
preferably, the inlet end of each ceramic membrane filter cylinder and exit end are arranged on the bottom of described ceramic membrane filter cylinder, and described vent valve is arranged on the top of described ceramic membrane filter cylinder.
preferably, the precision of described security personnel's membrane cartridge is 0.1 μ m to 10 μ m, and the flow of described security personnel's membrane filtration cylinder is 1t/h to 100t/h.
preferably, the precision of described quartz sand filter core is 1mm-5mm, and the flow of described quartz sand filtration cylinder is 1t/h to 100t/h.
preferably, the precision 0.1-0.01um of described energy membrane cartridge, the flow of described energy membrane filtration cylinder is 1t/h-100t/h.
the utility model adopts above structure, has the following advantages: still can continuous filtration during automatic backwash, need not system shutdown, and reduce park-ing cost, reduce running cost.Modular combination, increases i.e. standby as whole filtering system of a filtering unit.Reduce and shut down risk, invest little.Extendability is strong, by increasing several filtering units, expands filtering traffic, meets and expands production or technique adjustment needs.Can realize (dispersing control system) Long-distance Control, filtering system running status is adjusted in monitoring at any time.Adopt unique high-performance filter core, crushing is low, and backwash efficiency is high, long service life, and maintenance cost is low.
Accompanying drawing explanation
accompanying drawing 1 is the structure principle chart of the utility model sea water preprocessing device.
in accompanying drawing: 1, lift pump; 11, water outlet; 2, quartz sand filtration unit; 21, quartz sand filtration cylinder; 211, quartz sand filter core; 22, the inlet end of quartz sand filtration cylinder; 23, the exit end of quartz sand filtration cylinder; 24, quartz sand source line; 25, quartz sand outlet line; 26, quartz sand water intaking valve; 27, quartz sand blowdown pipeline; 28, quartz sand blow-off line; 29, quartz sand wash water valve; 3, ceramic membrane filter unit; 31, ceramic membrane filter cylinder; 311, ceramic membrane filter core; 32, the inlet end of ceramic membrane filter cylinder; 33, the exit end of ceramic membrane filter cylinder; 34, ceramic membrane source line; 35, ceramic membrane outlet line; 36, ceramic membrane water intaking valve; 37, ceramic membrane blowdown pipeline; 38, ceramic membrane blow-off line; 39, ceramic membrane wash water valve; 4, activated carbon filtration unit; 41, activated carbon filtration cylinder; 411, active carbon filter core; 42, the inlet end of activated carbon filtration cylinder; 43, the exit end of activated carbon filtration cylinder; 44, gac source line; 45, gac outlet line; 46, gac water intaking valve; 47, gac blowdown pipeline; 48, gac blow-off line; 49, gac wash water valve; 5, UF ultrafiltration membrance filter unit; 51, UF ultrafiltration membrance filter cylinder; 511, UF ultrafiltration membrane filter element; 52, the inlet end of UF ultrafiltration membrance filter cylinder; 53, the exit end of UF ultrafiltration membrance filter cylinder; 54, UF ultra-filtration membrane source line; 55, UF ultra-filtration membrane outlet line; 56, UF ultra-filtration membrane water intaking valve; 57, UF ultra-filtration membrane blowdown pipeline; 58, UF ultra-filtration membrane blow-off line; 59, UF ultra-filtration membrane wash water valve; 591, UF ultra-filtration membrane sewage draining exit; 6, energy membrane filter unit; 61, energy membrane filtration cylinder; 611, energy membrane cartridge; 62, the inlet end of energy membrane filtration cylinder; 63, the exit end of energy membrane filtration cylinder; 64, energy film source line; 65, energy film outlet line; 66, energy film water intaking valve; 67, energy film blowdown pipeline; 68, energy film blow-off line; 69, energy film wash water valve; 7, security personnel's membrane filter unit; 71, security personnel's membrane filtration cylinder; 711, security personnel's membrane cartridge; 72, the inlet end of security personnel's membrane filtration cylinder; 73, the exit end of security personnel's membrane filtration cylinder; 74, security personnel's film source line; 75, security personnel's film outlet line; 76, security personnel's film water intaking valve; 77, security personnel's film blowdown pipeline; 78, security personnel's film blow-off line; 79, security personnel's film wash water valve.
Embodiment
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be those skilled in the art will recognize that, protection domain of the present utility model is made to more explicit defining.
fig. 1 has shown the structural representation of sea water preprocessing device in the utility model.As shown in Figure 1, sea water preprocessing device comprises lift pump 1, quartz sand filtration unit 2, ceramic membrane filter unit 3, activated carbon filtration unit 4, UF ultrafiltration membrance filter unit 5, energy membrane filter unit 6, security personnel's membrane filter unit 7.
lift pump 1 has a water outlet 11, and lift pump 1 is for transferring up the pretreated seawater of needs.
quartz sand filtration unit 2, comprise the quartz sand filtration cylinder 21 of at least two, the inlet end 22 of each quartz sand filtration cylinder is connected to form quartz sand source line 24, the exit end 23 of each quartz sand filtration cylinder is connected to form quartz sand outlet line 25, in each quartz sand filtration cylinder 21, be provided with quartz sand filter core 211, described quartz sand source line 24 is connected with the water outlet 11 of described lift pump 1, between the inlet end 22 of any quartz sand filtration cylinder and described quartz sand source line 24, be provided with a quartz sand water intaking valve 26 corresponding with described quartz sand filtration cylinder 21, the inlet end 22 of any quartz sand filtration cylinder with and the corresponding quartz sand water intaking valve 26 of described quartz sand filtration cylinder 21 between be connected with a quartz sand blowdown pipeline 27, each quartz sand blowdown pipeline 27 is connected to form quartz sand blow-off line 28, described in each, on quartz sand blowdown pipeline 27, be serially connected with a quartz sand wash water valve 29.
quartz sand filtration cylinder 21 has filtration and two working ordeies of back flushing, when a certain quartz sand filtration cylinder 21 is during in filtration condition, the quartz sand water intaking valve 26 corresponding with this quartz sand filtration cylinder 21 opened, and the quartz sand wash water valve 29 corresponding with this quartz sand filtration cylinder 21 cuts out.Need the water filtering to flow in quartz sand water intaking valve 26 from the inlet end 22 of quartz sand filtration cylinder, then enter quartz sand filtration cylinder 21 from the inlet end 22 of quartz sand filtration cylinder, by completing filtration after quartz sand filter core 211.The clean water completing after filtration flows out from the exit end 23 of quartz sand filtration cylinder again.When a certain quartz sand filtration cylinder 21 is during in back flushing state, the quartz sand water intaking valve 26 corresponding with this quartz sand filtration cylinder 21 closed, and the quartz sand wash water valve 29 corresponding with this quartz sand filtration cylinder 21 opened.At least one in remaining quartz sand filtration cylinder 21 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 23 of the quartz sand filtration cylinder in back flushing state, quartz sand filtration cylinder 21 in back flushing state is carried out to back flushing, and flow out from the inlet end 22 of quartz sand filtration cylinder, then flow out by quartz sand wash water valve 29 along quartz sand blowdown pipeline 27.
quartz sand filtration unit 2 utilizes quartz sand as filtration medium, under certain pressure, the higher water of turbidity is passed through to the quartz sand filtration of certain thickness granular or non-grain, effectively hold back except suspended substance, organism, colloidal particles, microorganism, chlorine in anhydrating, smell taste and part heavy metal ion etc., finally reach a kind of High-cfficiency Filtration equipment that reduces water turbidity, the effect that purifies water.Quartz filter, generally as the pre-treatment of reverse osmosis equipment and ultrafiltration apparatus, is mainly to silt, colloid, and metal ion and organism are held back, absorption.Conventional filtrate has quartz sand, activated carbon, hard coal, manganese sand etc.Extensively apply to the every profession and trades such as agricultural irrigation, chemical industry, oil, metallurgy, industrial and mineral.In the present embodiment, the precision of quartz sand filter core 211 is 1mm-5mm, and the flow of described quartz sand filtration cylinder 21 is 1t/h to 100t/h.Quartz sand filtration unit 2 carries out active adsorption by suspended substance visual in the seawater of flowing through, floss, marine alga, silt and not visible gelatin body, filters, and reduces turbidity, makes import seawater meet the requirement of system water inlet technology.
ceramic membrane filter unit 3, comprise the ceramic membrane filter cylinder 31 of at least two, the inlet end 32 of each ceramic membrane filter cylinder is connected to form ceramic membrane source line 34, the exit end 33 of each ceramic membrane filter cylinder is connected to form ceramic membrane outlet line 35, in each ceramic membrane filter cylinder 31, be provided with ceramic membrane filter core 311, described ceramic membrane source line 34 is connected with described quartz sand outlet line 25, between the inlet end 32 of any ceramic membrane filter cylinder and described ceramic membrane source line 34, be provided with a ceramic membrane water intaking valve 36 corresponding with described ceramic membrane filter cylinder 31, the inlet end 32 of any ceramic membrane filter cylinder with and the corresponding ceramic membrane water intaking valve 36 of described ceramic membrane filter cylinder 31 between be connected with a ceramic membrane blowdown pipeline 37, described in each, on ceramic membrane blowdown pipeline 37, be serially connected with a ceramic membrane wash water valve 39.
ceramic membrane filter cylinder 31 has filtration and two working ordeies of back flushing, when a certain ceramic membrane filter cylinder 31 is during in filtration condition, the ceramic membrane water intaking valve 36 corresponding with this ceramic membrane filter cylinder 31 opened, and the ceramic membrane wash water valve 39 corresponding with this ceramic membrane filter cylinder 31 cuts out.Need the water filtering to flow in ceramic membrane water intaking valve 36 from the inlet end 32 of ceramic membrane filter cylinder, then enter ceramic membrane filter cylinder 31 from the inlet end 32 of ceramic membrane filter cylinder, by completing filtration after ceramic membrane filter core 311.The clean water completing after filtration flows out from the exit end 33 of ceramic membrane filter cylinder again.When a certain ceramic membrane filter cylinder 31 is during in back flushing state, the ceramic membrane water intaking valve 36 corresponding with this ceramic membrane filter cylinder 31 closed, and the ceramic membrane wash water valve 39 corresponding with this ceramic membrane filter cylinder 31 opened.At least one in remaining ceramic membrane filter cylinder 31 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 33 of the ceramic membrane filter cylinder in back flushing state, ceramic membrane filter cylinder 31 in back flushing state is carried out to back flushing, and flow out from the inlet end 32 of ceramic membrane filter cylinder, then flow out by ceramic membrane wash water valve 39 along ceramic membrane blowdown pipeline 37.
the core component inorganic ceramic film of ceramic membrane filter unit 3 has good thermostability and hole stability, the not only high and resistance to chemical attack of intensity, and cleaning and regeneration performance is good, has both the two-fold advantage that has high efficiency filter and secondary filter.In the present embodiment, on each ceramic membrane filter cylinder 31, be provided with a vent valve.The inlet end 32 of each ceramic membrane filter cylinder and exit end are arranged on the bottom of described ceramic membrane filter cylinder 31, and described vent valve is arranged on the top of described ceramic membrane filter cylinder 31.The precision of ceramic membrane filter core 311 is 0.1 μ m to 200 μ m, and the flow of described ceramic membrane filter cylinder 31 is 1t/h to 100t/h.Ceramic membrane filter unit 3 carries out active adsorption by suspended substance visual in the seawater of flowing through, floss, marine alga, silt and not visible gelatin body, filters, and reduces turbidity, makes import seawater meet the requirement of system water inlet technology.
activated carbon filtration unit 4, comprise the activated carbon filtration cylinder 41 of at least two, the inlet end 42 of each activated carbon filtration cylinder is connected to form gac source line 44, the exit end 43 of each activated carbon filtration cylinder is connected to form gac outlet line 45, in each activated carbon filtration cylinder 41, be provided with active carbon filter core 411, described gac source line 44 is connected with described ceramic membrane outlet line 35, between the inlet end 42 of any activated carbon filtration cylinder and described gac source line 44, be provided with a gac water intaking valve 46 corresponding with described activated carbon filtration cylinder 41, the inlet end 42 of any activated carbon filtration cylinder with and the corresponding gac water intaking valve 46 of described activated carbon filtration cylinder 41 between be connected with a gac blowdown pipeline 47, described in each, on gac blowdown pipeline 47, be serially connected with a gac wash water valve 49.
activated carbon filtration cylinder 41 has filtration and two working ordeies of back flushing, when a certain activated carbon filtration cylinder 41 is during in filtration condition, the gac water intaking valve 46 corresponding with this activated carbon filtration cylinder 41 opened, and the gac wash water valve 49 corresponding with this activated carbon filtration cylinder 41 cuts out.Need the water filtering to flow in gac water intaking valve 46 from the inlet end 42 of activated carbon filtration cylinder, then enter activated carbon filtration cylinder 41 from the inlet end 42 of activated carbon filtration cylinder, by completing filtration after active carbon filter core 411.The clean water completing after filtration flows out from the exit end 43 of activated carbon filtration cylinder again.When a certain activated carbon filtration cylinder 41 is during in back flushing state, the gac water intaking valve 46 corresponding with this activated carbon filtration cylinder 41 closed, and the gac wash water valve 49 corresponding with this activated carbon filtration cylinder 41 opened.At least one in remaining activated carbon filtration cylinder 41 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 43 of the activated carbon filtration cylinder in back flushing state, activated carbon filtration cylinder 41 in back flushing state is carried out to back flushing, and flow out from the inlet end 42 of activated carbon filtration cylinder, then flow out by gac wash water valve 49 along gac blowdown pipeline 47.
activated charcoal filter is a kind of more conventional water treating equipment, as water treatment desalination system, pre-treatment can be adsorbed the chlorine residue that cannot remove in prime filtration, can effectively guarantee rear class service life of equipment, improve effluent quality, prevent from polluting, particularly prevent rear class reverse osmosis membrane, the remaining oxygen intoxication of free state of ion exchange resin etc. is polluted.Also adsorb from prime simultaneously and leak the pollutants such as small organic molecule of coming, peculiar smell, colloid and pigment, heavy metal ion etc. in water are had to obvious Adsorption effect, also there is the effect that reduces COD.Can further reduce the SDI value of RO water inlet, guarantee SDI<5, TOC<2.Oppm.In the present embodiment, the inlet end 42 of activated carbon filtration cylinder is positioned at the top of described activated carbon filtration cylinder 41, and the exit end 43 of described activated carbon filtration cylinder is positioned at the bottom of described activated carbon filtration bucket.The precision of the active carbon filter core 411 in activated carbon filtration unit 4 is 1 to 3mm, and the flow of described activated carbon filtration cylinder 41 is 1t/h to 100t/h.Adopt the special-purpose shell activated carbon of water treatment, to the organism of flowing through in seawater, colourity, smell, the objectionable impuritiess such as heavy metal ion are carried out active adsorption, are reduced turbidity, make import seawater meet the requirement of system water inlet technology.
uF ultrafiltration membrance filter unit 5, it comprises at least two UF ultrafiltration membrance filter cylinders 51, in any UF ultrafiltration membrance filter cylinder 51, be provided with UF ultrafiltration membrane filter element 511, the top of each UF ultrafiltration membrance filter cylinder 51 is provided with the inlet end of UF ultra-filtration membrane and the exit end of UF ultra-filtration membrane, the bottom of each ultrafiltration membrance filter cylinder is provided with UF ultra-filtration membrane sewage draining exit 591, each UF ultra-filtration membrane sewage draining exit 591 is connected with UF ultra-filtration membrane blowdown pipeline 57, on each UF ultra-filtration membrane blowdown pipeline 57, be serially connected with UF ultra-filtration membrane wash water valve 59, the inlet end 52 of each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane source line 54, described UF ultra-filtration membrane source line 54 is connected with described gac outlet line 45, the exit end 53 of described each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane outlet line 55, on each UF ultra-filtration membrane source line 54, be serially connected with UF ultra-filtration membrane water intaking valve 56,
uF ultrafiltration membrance filter cylinder 51 has filtration and two working ordeies of back flushing, when a certain UF ultrafiltration membrance filter cylinder 51 is during in filtration condition, the UF ultra-filtration membrane water intaking valve 56 corresponding with this UF ultrafiltration membrance filter cylinder 51 opened, and the UF ultra-filtration membrane wash water valve 59 corresponding with this UF ultrafiltration membrance filter cylinder 51 cuts out.Need the water filtering to flow in UF ultra-filtration membrane water intaking valve 56 from the inlet end 52 of UF ultrafiltration membrance filter cylinder, then enter UF ultrafiltration membrance filter cylinder 51 from the inlet end 52 of UF ultrafiltration membrance filter cylinder, by completing filtration after UF ultrafiltration membrane filter element 511.The clean water completing after filtration flows out from the exit end 53 of UF ultrafiltration membrance filter cylinder again.When a certain UF ultrafiltration membrance filter cylinder 51 is during in back flushing state, the UF ultra-filtration membrane water intaking valve 56 corresponding with this UF ultrafiltration membrance filter cylinder 51 closed, and the UF ultra-filtration membrane wash water valve 59 corresponding with this UF ultrafiltration membrance filter cylinder 51 opened.At least one in remaining UF ultrafiltration membrance filter cylinder 51 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 53 in the UF of back flushing state ultrafiltration membrance filter cylinder, UF ultrafiltration membrance filter cylinder 51 in back flushing state is carried out to back flushing, along UF ultra-filtration membrane blowdown pipeline 57, by UF ultra-filtration membrane wash water valve 59, flow out.
uF ultra-filtration membrane becomes concentrating and separating new and high technology, in water treatment field, is most widely used.It is to use pressure difference to promote membrane sepn process, and the solution in raw material sees through membrane element by high pressure, has now just reached the object of concentrating and separating and solution purification.The whole treatment scheme of this equipment can not cause any pollution, so be subject to the favor of all trades and professions.In the present embodiment, the precision of the UF ultrafiltration membrane filter element 511 in UF ultrafiltration membrance filter unit 5 is 0.01 μ m to 0.1 μ m, and the flow of described ultra-filtration membrane UF cartridge filter is 1t/h to 100t/h.Adopting its effectively catching aperture of polypropylene hollow fiber membrane (inner pressed) is 0.1-0.01um, and all kinds of molecular groupings of flowing through microorganism in seawater and be greater than this aperture are held back.
energy membrane filter unit 6, comprise the energy membrane filtration cylinder 61 of at least two, the inlet end 62 of each energy membrane filtration cylinder is connected to form energy film source line 64, the exit end 63 of each energy membrane filtration cylinder is connected to form energy film outlet line 65, in each energy membrane filtration cylinder 61, be provided with energy membrane cartridge 611, described energy film source line 64 is connected with UF ultra-filtration membrane outlet line 55, between the inlet end 62 of any energy membrane filtration cylinder and described energy film source line 64, be provided with an energy film water intaking valve 66 corresponding with described energy membrane filtration cylinder 61, the inlet end 62 of any energy membrane filtration cylinder with and the corresponding energy film water intaking valve 66 of described energy membrane filtration cylinder 61 between be connected with an energy film blowdown pipeline 67, described in each, on energy film blowdown pipeline 67, be serially connected with an energy film wash water valve 69.
energy membrane filtration cylinder 61 has filtration and two working ordeies of back flushing, when a certain energy membrane filtration cylinder 61 is during in filtration condition, the energy film water intaking valve 66 corresponding with this energy membrane filtration cylinder 61 opened, and the energy film wash water valve 69 corresponding with this energy membrane filtration cylinder 61 cuts out.Need the water filtering to flow in energy film water intaking valve 66 from the inlet end 62 of energy membrane filtration cylinder, then enter energy membrane filtration cylinder 61 from the inlet end 62 of energy membrane filtration cylinder, by completing filtration after energy membrane cartridge 611.The clean water completing after filtration flows out from the exit end 63 of energy membrane filtration cylinder again.When a certain energy membrane filtration cylinder 61 is during in back flushing state, the energy film water intaking valve 66 corresponding with this energy membrane filtration cylinder 61 closed, and the energy film wash water valve 69 corresponding with this energy membrane filtration cylinder 61 opened.At least one in remaining energy membrane filtration cylinder 61 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 63 of the energy membrane filtration cylinder in back flushing state, energy membrane filtration cylinder 61 in back flushing state is carried out to back flushing, and flow out from the inlet end 62 of energy membrane filtration cylinder, then flow out by energy film wash water valve 69 along energy film blowdown pipeline 67.
energy film can allow the heavy metal ion such as Ca, Mg and Fe in former water soften comprehensively, effectively remove, calcium ions and magnesium ions, macromolecular mass are carried out to separation, interrupt molecular chain structure, make tinyization of seawater water molecules, make single water molecules, become a plurality of small water molecules, micromolecular water, strengthened the permeability rate of film, tinyization of water molecules, water molecule activation, generation resonance, prevent the generation of structural material, increase film aquifer yield, reduce reverse osmosis system intake pressure, reduce energy consumption, improve reverse osmosis membrane work-ing life.In the present embodiment, energy film can be RO film, the precision 0.1-0.01um of energy membrane cartridge 611, and the flow of described energy membrane filtration cylinder 61 is 1t/h-100t/h.
security personnel's membrane filter unit 7, comprise security personnel's membrane filtration cylinder 71 of at least two, the inlet end 72 of each security personnel's membrane filtration cylinder is connected to form security personnel's film source line 74, the exit end 73 of each security personnel's membrane filtration cylinder is connected to form security personnel's film outlet line 75, in each security personnel's membrane filtration cylinder 71, be provided with security personnel's membrane cartridge 711, described security personnel's film source line 74 is connected with described energy film outlet line 65, between the inlet end 72 of any security personnel's membrane filtration cylinder and described security personnel's film source line 74, be provided with one and the corresponding security personnel's film water intaking valve 76 of described security personnel's membrane filtration cylinder 71, the inlet end 72 of any security personnel's membrane filtration cylinder with and the corresponding security personnel's film water intaking valve 76 of described security personnel's membrane filtration cylinder 71 between be connected with security personnel's film blowdown pipeline 77, described in each, ensure public security on film blowdown pipeline 77 and be serially connected with security personnel's film wash water valve 79.
security personnel's membrane filtration cylinder 71 has filtration and two working ordeies of back flushing, when a certain security personnel's membrane filtration cylinder 71 is during in filtration condition, the security personnel film water intaking valve 76 corresponding with this security personnel's membrane filtration cylinder 71 opened, and the security personnel film wash water valve 79 corresponding with this security personnel's membrane filtration cylinder 71 cuts out.Need the water filtering to flow in security personnel's film water intaking valve 76 from the inlet end 72 of the membrane filtration cylinder of ensuring public security, then enter security personnel's membrane filtration cylinder 71 from the inlet end 72 of security personnel's membrane filtration cylinder, by completing filtration after security personnel's membrane cartridge 711.The clean water completing after filtration flows out from the exit end 73 of security personnel's membrane filtration cylinder again.When a certain security personnel's membrane filtration cylinder 71 is during in back flushing state, the security personnel film water intaking valve 76 corresponding with this security personnel's membrane filtration cylinder 71 closed, and the security personnel film wash water valve 79 corresponding with this security personnel's membrane filtration cylinder 71 opened.At least one in remaining security personnel's membrane filtration cylinder 71 is in filtration condition.From the clean water flowing out in filtration condition, flow to the exit end 73 of the security personnel's membrane filtration cylinder in back flushing state, security personnel's membrane filtration cylinder 71 in back flushing state is carried out to back flushing, and flow out from the inlet end 72 of security personnel's membrane filtration cylinder, then flow out by security personnel's film wash water valve 79 along security personnel's film blowdown pipeline 77.
security personnel's membrane filter unit 7, also referred to as accurate filter, after being mainly used in multimedium pre-treatment filtration, before the membrane filter plants such as reverse osmosis, ultrafiltration.Be used for the subtitle substance of filtering after multi-medium filtering (for example small quartz sand, activated carbon granule etc.), to guarantee that water filtration precision and protective membrane filtering element are not subject to the damage of large particulate matter.The in-built filter core class of precision of precise filtering device can be divided into 0.5 μ s, 1 μ s, and 5 μ s, 10 μ s etc., select different filtering accuracies according to different use occasions, to guarantee the safety of rear water outlet precision and assurance rear class membrane element.In the present embodiment, security personnel's membrane filter unit 7 carries out active adsorption by suspended substance visual in the seawater of flowing through, floss, marine alga, silt and not visible gelatin body, filters, and reduces turbidity, makes import seawater meet the requirement of system water inlet technology.The precision of security personnel's membrane cartridge 711 is 0.1 μ m to 10 μ m, and the flow of described security personnel's membrane filtration cylinder 71 is 1t/h to 100t/h.Security personnel's film can be cotton for PP.
further, each quartz sand blowdown pipeline 27 can be connected to form quartz sand blow-off line 28, each ceramic membrane blowdown pipeline 37 can be connected to form ceramic membrane blow-off line 38, each gac blowdown pipeline 47 can be connected to form gac blow-off line 48, each UF ultra-filtration membrane blowdown pipeline 57 can be connected to form UF ultra-filtration membrane blow-off line 58, each energy film blowdown pipeline 67 can be connected to form energy film blow-off line 68, and each security personnel's film blowdown pipeline 77 can be connected to form security personnel's film blow-off line 78.Further, quartz sand blow-off line 28, ceramic membrane blow-off line 38, gac blow-off line 48, UF ultra-filtration membrane blow-off line 58, energy film blow-off line 68 and security personnel's film blow-off line 78 can be connected.
sea water preprocessing device in the utility model can automatic operating, and manpower-free cleans, and floor space is little, low differential pressure work, save energy, adopts unique high-performance filter core, back flushing is thorough, 5% left and right that backwash liquid is few, back flushing water loss is filtration yield that system consumes.The strainer of traditional manual type is after operation certain hour, and impurity stops up crushing and increases, therefore in order to extend strainer pollutant holding capability and corresponding working hour, have to frequent cut-in stand-by strainer or artificial unloading's strainer and filter cartridge flushing; As switched not in time, the pressure reduction constantly increasing will push filter core, shortens its work-ing life, causes not expected Filter Core Failure, thereby affects the quality of the finished product or downstream key equipment is broken down.Can there is not above-mentioned situation in the sea water preprocessing device in the utility model, can also save running cost and maintenance cost.
above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. a sea water preprocessing device, is characterized in that, it comprises:
Lift pump, it has a water outlet;
Quartz sand filtration unit, comprise the quartz sand filtration cylinder of at least two, the inlet end of each quartz sand filtration cylinder is connected to form quartz sand source line, the exit end of each quartz sand filtration cylinder is connected to form quartz sand outlet line, in each quartz sand filtration cylinder, be provided with quartz sand filter core, described quartz sand source line is connected with the water outlet of described lift pump, between the inlet end of any quartz sand filtration cylinder and described quartz sand source line, be provided with a quartz sand water intaking valve corresponding with described quartz sand filtration cylinder, the inlet end of any quartz sand filtration cylinder with and the corresponding quartz sand water intaking valve of described quartz sand filtration cylinder between be connected with a quartz sand blowdown pipeline, described in each, on quartz sand blowdown pipeline, be serially connected with a quartz sand wash water valve,
Ceramic membrane filter unit, comprise the ceramic membrane filter cylinder of at least two, the inlet end of each ceramic membrane filter cylinder is connected to form ceramic membrane source line, the exit end of each ceramic membrane filter cylinder is connected to form ceramic membrane outlet line, in each ceramic membrane filter cylinder, be provided with ceramic membrane filter core, described ceramic membrane source line is connected with described quartz sand outlet line, between the inlet end of any ceramic membrane filter cylinder and described ceramic membrane source line, be provided with a ceramic membrane water intaking valve corresponding with described ceramic membrane filter cylinder, the inlet end of any ceramic membrane filter cylinder with and the corresponding ceramic membrane water intaking valve of described ceramic membrane filter cylinder between be connected with a ceramic membrane blowdown pipeline, described in each, on ceramic membrane blowdown pipeline, be serially connected with a ceramic membrane wash water valve,
Activated carbon filtration unit, comprise the activated carbon filtration cylinder of at least two, the inlet end of each activated carbon filtration cylinder is connected to form gac source line, the exit end of each activated carbon filtration cylinder is connected to form gac outlet line, in each activated carbon filtration cylinder, be provided with active carbon filter core, described gac source line is connected with described ceramic membrane outlet line, between the inlet end of any activated carbon filtration cylinder and described gac source line, be provided with a gac water intaking valve corresponding with described activated carbon filtration cylinder, the inlet end of any activated carbon filtration cylinder with and the corresponding gac water intaking valve of described activated carbon filtration cylinder between be connected with a gac blowdown pipeline, described in each, on gac blowdown pipeline, be serially connected with a gac wash water valve,
UF ultrafiltration membrance filter unit, it comprises at least two UF ultrafiltration membrance filter cylinders, in any UF ultrafiltration membrance filter cylinder, be provided with UF ultrafiltration membrane filter element, the top of each UF ultrafiltration membrance filter cylinder is provided with the inlet end of UF ultra-filtration membrane and the exit end of UF ultra-filtration membrane, the bottom of each ultrafiltration membrance filter cylinder is provided with UF ultra-filtration membrane sewage draining exit, each UF ultra-filtration membrane sewage draining exit is connected with UF ultra-filtration membrane blowdown pipeline, on each UF ultra-filtration membrane blowdown pipeline, be serially connected with UF ultra-filtration membrane wash water valve, the inlet end of each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane source line, described UF ultra-filtration membrane source line is connected with described gac outlet line, the exit end of described each UF ultrafiltration membrance filter cylinder is connected to form UF ultra-filtration membrane outlet line, on each UF ultra-filtration membrane source line, be serially connected with UF ultra-filtration membrane water intaking valve,
Energy membrane filter unit, comprise the energy membrane filtration cylinder of at least two, the inlet end of each energy membrane filtration cylinder is connected to form energy film source line, the exit end of each energy membrane filtration cylinder is connected to form energy film outlet line, in each energy membrane filtration cylinder, be provided with energy membrane cartridge, described energy film source line is connected with UF ultra-filtration membrane outlet line, between the inlet end of any energy membrane filtration cylinder and described energy film source line, be provided with an energy film water intaking valve corresponding with described energy membrane filtration cylinder, the inlet end of any energy membrane filtration cylinder with and the corresponding energy film water intaking valve of described energy membrane filtration cylinder between be connected with an energy film blowdown pipeline, described in each, on energy film blowdown pipeline, be serially connected with an energy film wash water valve,
Security personnel's membrane filter unit, comprise security personnel's membrane filtration cylinder of at least two, the inlet end of each security personnel's membrane filtration cylinder is connected to form security personnel's film source line, the exit end of each security personnel's membrane filtration cylinder is connected to form security personnel's film outlet line, in each security personnel's membrane filtration cylinder, be provided with security personnel's membrane cartridge, described security personnel's film source line is connected with described energy film outlet line, between the inlet end of any security personnel's membrane filtration cylinder and described security personnel's film source line, be provided with one and the corresponding security personnel's film water intaking valve of described security personnel's membrane filtration cylinder, the inlet end of any security personnel's membrane filtration cylinder with and the corresponding security personnel's film water intaking valve of described security personnel's membrane filtration cylinder between be connected with security personnel's film blowdown pipeline, described in each, ensure public security on film blowdown pipeline and be serially connected with security personnel's film wash water valve.
2. sea water preprocessing device according to claim 1, is characterized in that: the precision of the UF ultrafiltration membrane filter element in described UF ultrafiltration membrance filter unit is 0.01 μ m to 0.1 μ m, and the flow of described ultra-filtration membrane UF cartridge filter is 1t/h to 100t/h.
3. sea water preprocessing device according to claim 1, is characterized in that: the precision of the active carbon filter core in described activated carbon filtration unit is 1 to 3mm, and the flow of described activated carbon filtration cylinder is 1t/h to 100t/h.
4. sea water preprocessing device according to claim 1, is characterized in that: the inlet end of described activated carbon filtration cylinder is positioned at the top of described activated carbon filtration cylinder, and the exit end of described activated carbon filtration cylinder is positioned at the bottom of described activated carbon filtration bucket.
5. sea water preprocessing device according to claim 1, is characterized in that: the precision of described ceramic membrane filter core is 0.1 μ m to 200 μ m, and the flow of described ceramic membrane filter cylinder is 1t/h to 100t/h.
6. sea water preprocessing device according to claim 1, is characterized in that: on each ceramic membrane filter cylinder, be provided with a vent valve.
7. sea water preprocessing device according to claim 6, is characterized in that: the inlet end of each ceramic membrane filter cylinder and exit end are arranged on the bottom of described ceramic membrane filter cylinder, and described vent valve is arranged on the top of described ceramic membrane filter cylinder.
8. sea water preprocessing device according to claim 1, is characterized in that: the precision of described security personnel's membrane cartridge is 0.1 μ m to 10 μ m, and the flow of described security personnel's membrane filtration cylinder is 1t/h to 100t/h.
9. sea water preprocessing device according to claim 1, is characterized in that: the precision of described quartz sand filter core is 1mm-5mm, and the flow of described quartz sand filtration cylinder is 1t/h to 100t/h.
10. sea water preprocessing device according to claim 1, is characterized in that: the precision 0.1-0.01um of described energy membrane cartridge, the flow of described energy membrane filtration cylinder is 1t/h-100t/h.
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| CN201420060376.7U CN203807251U (en) | 2014-02-10 | 2014-02-10 | Seawater pretreatment device |
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| CN201420060376.7U CN203807251U (en) | 2014-02-10 | 2014-02-10 | Seawater pretreatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370399A (en) * | 2014-10-27 | 2015-02-25 | 苏州腾纳环保科技有限公司 | Water purifier provided with multiple layers of filters |
| CN106082483A (en) * | 2016-08-29 | 2016-11-09 | 山东天瑞重工有限公司 | A kind of novel boats and ships desalination process and device |
-
2014
- 2014-02-10 CN CN201420060376.7U patent/CN203807251U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370399A (en) * | 2014-10-27 | 2015-02-25 | 苏州腾纳环保科技有限公司 | Water purifier provided with multiple layers of filters |
| CN106082483A (en) * | 2016-08-29 | 2016-11-09 | 山东天瑞重工有限公司 | A kind of novel boats and ships desalination process and device |
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Address after: Sign Business Plaza No. 269 wangdun road Suzhou City Industrial Park in Jiangsu province 215000 Building 1 room 1604 Patentee after: Hebon (Suzhou) environmental Polytron Technologies Inc Address before: Suzhou City, Jiangsu Province, Suzhou Industrial Park 215000 Xinghu Street No. 328 A604 Patentee before: Suzhou Guo Hua Environmental Technology AS |
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Granted publication date: 20140903 Termination date: 20210210 |